C01B 3/00
|
Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen |
C01B 3/02
|
Production of hydrogen or of gaseous mixtures containing hydrogen |
C01B 3/04
|
Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of inorganic compounds, e.g. ammonia |
C01B 3/06
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents |
C01B 3/08
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents with metals |
C01B 3/10
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents with metals by reaction of water vapour with metals |
C01B 3/12
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of water vapour with carbon monoxide |
C01B 3/14
|
Handling of heat and steam |
C01B 3/16
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of water vapour with carbon monoxide using catalysts |
C01B 3/18
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of water vapour with carbon monoxide using moving solid particles |
C01B 3/20
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of inorganic compounds containing electro-positively bound hydrogen, e.g. water, acids, bases, ammonia, with inorganic reducing agents by reaction of metal hydroxides with carbon monoxide |
C01B 3/22
|
Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds |
C01B 3/24
|
Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons |
C01B 3/26
|
Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons using catalysts |
C01B 3/28
|
Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons using moving solid particles |
C01B 3/30
|
Production of hydrogen or of gaseous mixtures containing hydrogen by decomposition of gaseous or liquid organic compounds of hydrocarbons using moving solid particles using the fluidised bed technique |
C01B 3/32
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air |
C01B 3/34
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents |
C01B 3/36
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using oxygen or mixtures containing oxygen as gasifying agents |
C01B 3/38
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts |
C01B 3/40
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts characterised by the catalyst |
C01B 3/42
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts using moving solid particles |
C01B 3/44
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts using moving solid particles using the fluidised bed technique |
C01B 3/46
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using discontinuously preheated non-moving solid materials, e.g. blast and run |
C01B 3/48
|
Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents followed by reaction of water vapour with carbon monoxide |
C01B 3/50
|
Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification |
C01B 3/52
|
Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with liquids; Regeneration of used liquids |
C01B 3/54
|
Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with liquids; Regeneration of used liquids including a catalytic reaction |
C01B 3/56
|
Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with solids; Regeneration of used solids |
C01B 3/58
|
Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with solids; Regeneration of used solids including a catalytic reaction |
C01B 4/00
|
Hydrogen isotopes; Inorganic compounds thereof prepared by isotope exchange, e.g. NH3 + D2 → NH2D + HD |
C01B 5/00
|
Water |
C01B 5/02
|
Heavy water; Preparation by chemical reaction of hydrogen isotopes or their compounds, e.g. 4ND3+7O2→ 4NO2+6D2O, 2D2+O2→ 2D2O |
C01B 6/00
|
Hydrides of metals; Monoborane or diborane; Addition complexes thereof |
C01B 6/02
|
Hydrides of transition elements; Addition complexes thereof |
C01B 6/04
|
Hydrides of alkali metals, alkaline earth metals, beryllium or magnesium; Addition complexes thereof |
C01B 6/06
|
Hydrides of aluminium, gallium, indium, thallium, germanium, tin, lead, arsenic, antimony, bismuth or polonium; Monoborane; Diborane; Addition complexes thereof |
C01B 6/10
|
Monoborane; Diborane; Addition complexes thereof |
C01B 6/11
|
Preparation from boron or inorganic compounds containing boron and oxygen |
C01B 6/13
|
Addition complexes of monoborane or diborane, e.g. with phosphine, arsine or hydrazine |
C01B 6/15
|
Metal borohydrides; Addition complexes thereof |
C01B 6/17
|
Preparation from boron or inorganic compounds containing boron and oxygen |
C01B 6/19
|
Preparation from other compounds of boron |
C01B 6/21
|
Preparation of borohydrides of alkali metals, alkaline earth metals, magnesium or beryllium; Addition complexes thereof, e.g. LiBH4.2N2H4, NaB2H7 |
C01B 6/23
|
Preparation of borohydrides of other metals, e.g. aluminium borohydride; Addition complexes thereof, e.g. Li [Al(BH4)3H] |
C01B 6/24
|
Hydrides containing at least two metals, e.g. Li(AlH4); Addition complexes thereof |
C01B 6/26
|
Preparation from the metal with the highest valency or from its oxides or salts of its oxyacids |
C01B 6/34
|
Purification; Stabilisation |
C01B 7/00
|
Halogens; Halogen acids |
C01B 7/01
|
Chlorine; Hydrogen chloride |
C01B 7/03
|
Preparation from chlorides |
C01B 7/04
|
Preparation of chlorine from hydrogen chloride |
C01B 7/05
|
Preparation from ammonium chloride |
C01B 7/07
|
Purification |
C01B 7/09
|
Bromine; Hydrogen bromide |
C01B 7/13
|
Iodine; Hydrogen iodide |
C01B 7/14
|
Iodine |
C01B 7/16
|
Preparation from seaweed |
C01B 7/19
|
Fluorine; Hydrogen fluoride |
C01B 7/20
|
Fluorine |
C01B 7/24
|
Inter-halogen compounds |
C01B 7/075
|
Purification of liquid chlorine |
C01B 9/00
|
General methods of preparing halides |
C01B 9/02
|
Chlorides |
C01B 9/04
|
Bromides |
C01B 9/06
|
Iodides |
C01B 9/08
|
Fluorides |
C01B 11/00
|
Oxides or oxyacids of halogens; Salts thereof |
C01B 11/02
|
Oxides of chlorine |
C01B 11/04
|
Hypochlorous acid |
C01B 11/06
|
Hypochlorites, e.g. chlorinated lime |
C01B 11/08
|
Chlorous acid |
C01B 11/10
|
Chlorites |
C01B 11/12
|
Chloric acid |
C01B 11/14
|
Chlorates |
C01B 11/16
|
Perchloric acid |
C01B 11/18
|
Perchlorates |
C01B 11/20
|
Oxygen compounds of bromine |
C01B 11/22
|
Oxygen compounds of iodine |
C01B 11/24
|
Oxygen compounds of fluorine |
C01B 13/00
|
Oxygen; Ozone; Oxides or hydroxides in general |
C01B 13/02
|
Preparation of oxygen |
C01B 13/08
|
Preparation of oxygen from air with the aid of metal oxides, e.g. barium oxide, manganese oxide |
C01B 13/10
|
Preparation of ozone |
C01B 13/11
|
Preparation of ozone by electric discharge |
C01B 13/14
|
Methods for preparing oxides or hydroxides in general |
C01B 13/16
|
Purification |
C01B 13/18
|
Methods for preparing oxides or hydroxides in general by thermal decomposition of compounds, e.g. of salts or hydroxides |
C01B 13/20
|
Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of compounds in the gaseous state |
C01B 13/22
|
Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides |
C01B 13/24
|
Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides in the presence of hot combustion gases |
C01B 13/26
|
Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides in the presence of a fluidised bed |
C01B 13/28
|
Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides using a plasma or an electric discharge |
C01B 13/30
|
Removal and cooling of the oxide containing suspension |
C01B 13/32
|
Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of elements or compounds in the liquid or solid state |
C01B 13/34
|
Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of sprayed or atomised solutions |
C01B 13/36
|
Methods for preparing oxides or hydroxides in general by precipitation reactions in solutions |
C01B 15/00
|
Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides |
C01B 15/01
|
Hydrogen peroxide |
C01B 15/03
|
Preparation from inorganic peroxy-compounds, e.g. from peroxysulfates |
C01B 15/04
|
Metal peroxides or peroxyhydrates thereof; Superoxides; Ozonides |
C01B 15/06
|
Peroxyhydrates; Peroxyacids or salts thereof containing sulfur |
C01B 15/08
|
Peroxysulfates |
C01B 15/10
|
Peroxyhydrates; Peroxyacids or salts thereof containing carbon |
C01B 15/12
|
Peroxyhydrates; Peroxyacids or salts thereof containing boron |
C01B 15/013
|
Separation; Purification; Concentration |
C01B 15/14
|
Peroxyhydrates; Peroxyacids or salts thereof containing silicon |
C01B 15/16
|
Peroxyhydrates; Peroxyacids or salts thereof containing phosphorus |
C01B 15/017
|
Anhydrous hydrogen peroxide; Anhydrous solutions or gaseous mixtures containing hydrogen peroxide |
C01B 15/022
|
Preparation from organic compounds |
C01B 15/023
|
Preparation from organic compounds by the alkyl-anthraquinone process |
C01B 15/024
|
Preparation from organic compounds from hydrocarbons |
C01B 15/026
|
Preparation from organic compounds from alcohols |
C01B 15/027
|
Preparation from water |
C01B 15/029
|
Preparation from hydrogen and oxygen |
C01B 15/032
|
Preparation from inorganic peroxy-compounds, e.g. from peroxysulfates from metal peroxides |
C01B 15/037
|
Stabilisation by additives |
C01B 15/043
|
Metal peroxides or peroxyhydrates thereof; Superoxides; Ozonides of alkali metals, alkaline earth metals or of magnesium |
C01B 15/047
|
Metal peroxides or peroxyhydrates thereof; Superoxides; Ozonides of heavy metals |
C01B 15/055
|
Peroxyhydrates; Peroxyacids or salts thereof |
C01B 17/00
|
Sulfur; Compounds thereof |
C01B 17/02
|
Preparation of sulfur; Purification |
C01B 17/04
|
Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides |
C01B 17/05
|
Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by wet processes |
C01B 17/06
|
Preparation of sulfur; Purification from non-gaseous sulfides or materials containing such sulfides, e.g. ores |
C01B 17/10
|
Finely-divided sulfur, e.g. sublimed sulfur, flowers of sulfur |
C01B 17/12
|
Insoluble sulfur (mu-sulfur) |
C01B 17/16
|
Hydrogen sulfides |
C01B 17/18
|
Hydrogen polysulfides |
C01B 17/20
|
Methods for preparing sulfides or polysulfides, in general |
C01B 17/22
|
Alkali metal sulfides or polysulfides |
C01B 17/24
|
Preparation by reduction |
C01B 17/26
|
Preparation by reduction with carbon |
C01B 17/027
|
Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses; Purification |
C01B 17/28
|
Preparation by reduction with reducing gases |
C01B 17/30
|
Preparation from sodium or potassium amalgam with sulfur or sulfides |
C01B 17/32
|
Hydrosulfides of sodium or potassium |
C01B 17/033
|
Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses; Purification using a liquid extractant |
C01B 17/34
|
Polysulfides of sodium or potassium |
C01B 17/36
|
Purification |
C01B 17/38
|
Dehydration |
C01B 17/40
|
Making shaped products, e.g. granules |
C01B 17/42
|
Sulfides or polysulfides of magnesium, calcium, strontium, or barium |
C01B 17/43
|
Sulfides or polysulfides of magnesium, calcium, strontium, or barium from oxides or hydroxides with sulfur or hydrogen sulfide |
C01B 17/44
|
Sulfides or polysulfides of magnesium, calcium, strontium, or barium by reduction of sulfates |
C01B 17/45
|
Compounds containing sulfur and halogen, with or without oxygen |
C01B 17/46
|
Compounds containing sulfur, halogen, hydrogen, and oxygen |
C01B 17/48
|
Sulfur dioxide; Sulfurous acid |
C01B 17/50
|
Preparation of sulfur dioxide |
C01B 17/52
|
Preparation of sulfur dioxide by roasting sulfides |
C01B 17/54
|
Preparation of sulfur dioxide by burning elemental sulfur |
C01B 17/56
|
Separation; Purification |
C01B 17/58
|
Recovery of sulfur dioxide from acid tar or the like |
C01B 17/60
|
Isolation of sulfur dioxide from gases |
C01B 17/62
|
Methods of preparing sulfites in general |
C01B 17/64
|
Thiosulfates; Dithionites; Polythionates |
C01B 17/66
|
Dithionites |
C01B 17/69
|
Sulfur trioxide; Sulfuric acid |
C01B 17/70
|
Stabilisation of gamma-form sulfur trioxide |
C01B 17/74
|
Preparation |
C01B 17/76
|
Preparation by contact processes |
C01B 17/77
|
Fluidised-bed processes |
C01B 17/78
|
Preparation by contact processes characterised by the catalyst used |
C01B 17/79
|
Preparation by contact processes characterised by the catalyst used containing vanadium |
C01B 17/80
|
Apparatus |
C01B 17/82
|
Preparation of sulfuric acid using a nitrogen oxide process |
C01B 17/84
|
Chamber process |
C01B 17/86
|
Tower process |
C01B 17/88
|
Concentration of sulfuric acid |
C01B 17/90
|
Separation; Purification |
C01B 17/92
|
Recovery from acid tar or the like |
C01B 17/94
|
Recovery from nitration acids |
C01B 17/96
|
Methods for the preparation of sulfates in general |
C01B 17/98
|
Other compounds containing sulfur and oxygen |
C01B 17/765
|
Multi-stage SO3-conversion |
C01B 17/775
|
Liquid phase contacting processes or wet catalysis processes |
C01B 19/00
|
Selenium; Tellurium; Compounds thereof |
C01B 19/02
|
Elemental selenium or tellurium |
C01B 19/04
|
Binary compounds |
C01B 21/00
|
Nitrogen; Compounds thereof |
C01B 21/02
|
Preparation of nitrogen |
C01B 21/04
|
Purification or separation of nitrogen |
C01B 21/06
|
Binary compounds of nitrogen with metals, with silicon, or with boron |
C01B 21/08
|
Hydrazoic acid; Azides; Halogen azides |
C01B 21/09
|
Halogeno-amines, e.g. chloramine |
C01B 21/12
|
Carbamic acid; Salts thereof |
C01B 21/14
|
Hydroxylamine; Salts thereof |
C01B 21/16
|
Hydrazine; Salts thereof |
C01B 21/20
|
Nitrogen oxides; Oxyacids of nitrogen; Salts thereof |
C01B 21/22
|
Nitrous oxide (N2O) |
C01B 21/24
|
Nitric oxide (NO) |
C01B 21/26
|
Preparation by catalytic oxidation of ammonia |
C01B 21/28
|
Apparatus |
C01B 21/30
|
Preparation by oxidation of nitrogen |
C01B 21/32
|
Apparatus |
C01B 21/34
|
Nitrogen trioxide (N2O3) |
C01B 21/36
|
Nitrogen dioxide (NO2, N2O4) |
C01B 21/38
|
Nitric acid |
C01B 21/40
|
Preparation by absorption of oxides of nitrogen |
C01B 21/42
|
Preparation from nitrates |
C01B 21/44
|
Concentration |
C01B 21/46
|
Purification; Separation |
C01B 21/48
|
Methods for the preparation of nitrates in general |
C01B 21/50
|
Nitrous acid; Salts thereof |
C01B 21/064
|
Binary compounds of nitrogen with metals, with silicon, or with boron with boron |
C01B 21/068
|
Binary compounds of nitrogen with metals, with silicon, or with boron with silicon |
C01B 21/072
|
Binary compounds of nitrogen with metals, with silicon, or with boron with aluminium |
C01B 21/076
|
Binary compounds of nitrogen with metals, with silicon, or with boron with titanium or zirconium |
C01B 21/082
|
Compounds containing nitrogen and non-metals |
C01B 21/083
|
Compounds containing nitrogen and non-metals containing one or more halogen atoms |
C01B 21/084
|
Compounds containing nitrogen and non-metals containing one or more halogen atoms containing also one or more oxygen atoms, e.g. nitrosyl halides |
C01B 21/086
|
Compounds containing nitrogen and non-metals containing one or more sulfur atoms |
C01B 21/087
|
Compounds containing nitrogen and non-metals containing one or more hydrogen atoms |
C01B 21/088
|
Compounds containing nitrogen and non-metals containing one or more hydrogen atoms containing also one or more halogen atoms |
C01B 21/092
|
Compounds containing nitrogen and non-metals containing one or more hydrogen atoms containing also one or more metal atoms |
C01B 21/093
|
Compounds containing nitrogen and non-metals containing one or more hydrogen atoms containing also one or more sulfur atoms |
C01B 21/094
|
Nitrosyl containing acids |
C01B 21/096
|
Amidosulfonic acid; Salts thereof |
C01B 21/097
|
Compounds containing nitrogen and non-metals containing phosphorus atoms |
C01B 21/098
|
Phosphonitrilic dihalides; Polymers thereof |
C01B 23/00
|
Noble gases; Compounds thereof |
C01B 25/00
|
Phosphorus; Compounds thereof |
C01B 25/01
|
Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds |
C01B 25/02
|
Preparation of phosphorus |
C01B 25/04
|
Purification of phosphorus |
C01B 25/06
|
Hydrogen phosphides |
C01B 25/08
|
Other phosphides |
C01B 25/10
|
Halides or oxyhalides of phosphorus |
C01B 25/12
|
Oxides of phosphorus |
C01B 25/14
|
Sulfur, selenium, or tellurium compounds of phosphorus |
C01B 25/16
|
Oxyacids of phosphorus; Salts thereof |
C01B 25/18
|
Phosphoric acid |
C01B 25/20
|
Preparation from elemental phosphorus or phosphoric anhydride |
C01B 25/22
|
Preparation by reacting phosphate containing material with an acid, e.g. wet process |
C01B 25/023
|
Preparation of phosphorus of red phosphorus |
C01B 25/24
|
Condensed phosphoric acids |
C01B 25/26
|
Phosphates |
C01B 25/027
|
Preparation of phosphorus of yellow phosphorus |
C01B 25/28
|
Ammonium phosphates |
C01B 25/30
|
Alkali metal phosphates |
C01B 25/32
|
Phosphates of magnesium, calcium, strontium, or barium |
C01B 25/34
|
Magnesium phosphates |
C01B 25/36
|
Aluminium phosphates |
C01B 25/37
|
Phosphates of heavy metals |
C01B 25/38
|
Condensed phosphates |
C01B 25/39
|
Condensed phosphates of alkali metals |
C01B 25/40
|
Polyphosphates |
C01B 25/41
|
Polyphosphates of alkali metals |
C01B 25/42
|
Pyrophosphates |
C01B 25/043
|
Purification of phosphorus of red phosphorus |
C01B 25/44
|
Metaphosphates |
C01B 25/45
|
Phosphates containing plural metal, or metal and ammonium |
C01B 25/46
|
Preparation involving solvent-solvent extraction |
C01B 25/047
|
Purification of phosphorus of yellow phosphorus |
C01B 25/163
|
Phosphorous acid; Salts thereof |
C01B 25/165
|
Hypophosphorous acid; Salts thereof |
C01B 25/168
|
Pyrophosphorous acid; Salts thereof |
C01B 25/222
|
Preparation by reacting phosphate containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen |
C01B 25/223
|
Preparation by reacting phosphate containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen only one form of calcium sulfate being formed |
C01B 25/225
|
Dihydrate process |
C01B 25/226
|
Hemihydrate process |
C01B 25/228
|
Preparation by reacting phosphate containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen one form of calcium sulfate being formed and then converted to another form |
C01B 25/229
|
Hemihydrate-dihydrate process |
C01B 25/231
|
Dihydrate-hemihydrate process |
C01B 25/232
|
Preparation by reacting phosphate containing material with concentrated sulfuric acid and subsequently lixiviating the obtained mass, e.g. clincker process |
C01B 25/234
|
Purification; Stabilisation; Concentration |
C01B 25/235
|
Clarification; Stabilisation to prevent post-precipitation of dissolved impurities |
C01B 25/237
|
Selective elimination of impurities |
C01B 25/238
|
Cationic impurities |
C01B 25/445
|
Metaphosphates of alkali metals |
C01B 25/455
|
Phosphates containing halogen |
C01B 31/00
|
Carbon; Compounds thereof |
C01B 31/02
|
Preparation of carbon; Purification |
C01B 31/04
|
Graphite |
C01B 31/06
|
Diamond |
C01B 31/08
|
Active carbon |
C01B 31/10
|
Preparation by using gaseous activating agents |
C01B 31/12
|
Preparation by using non-gaseous activating agents |
C01B 31/14
|
Granulation |
C01B 31/16
|
Preparation of ion-exchanging materials from carbonaceous material |
C01B 31/18
|
Carbon monoxide |
C01B 31/20
|
Carbon dioxide |
C01B 31/22
|
Solidifying |
C01B 31/24
|
Methods for the preparation of carbonates or bicarbonates in general |
C01B 31/26
|
Compounds containing carbon and sulfur, e.g. carbon disulfide, carbon oxysulfide; Thiophosgene |
C01B 31/28
|
Phosgene |
C01B 31/30
|
Carbides |
C01B 31/32
|
Calcium carbide |
C01B 31/34
|
Tungsten or molybdenum carbides |
C01B 31/36
|
Carbides of silicon or boron |
C01B 32/00
|
Carbon; Compounds thereof |
C01B 32/05
|
Preparation or purification of carbon not covered by groups , , , |
C01B 32/10
|
Carbon fluorides, e.g. [CF]n or [C2F]n |
C01B 32/15
|
Nanosized carbon materials |
C01B 32/16
|
Preparation |
C01B 32/17
|
Purification |
C01B 32/18
|
Nanoonions; Nanoscrolls; Nanohorns; Nanocones; Nanowalls |
C01B 32/19
|
Preparation by exfoliation |
C01B 32/20
|
Graphite |
C01B 32/21
|
After-treatment |
C01B 32/22
|
Intercalation |
C01B 32/23
|
Oxidation |
C01B 32/25
|
Diamond |
C01B 32/26
|
Preparation |
C01B 32/28
|
After-treatment, e.g. purification, irradiation, separation or recovery |
C01B 32/30
|
Active carbon |
C01B 32/33
|
Preparation characterised by the starting materials from petroleum acid sludge |
C01B 32/36
|
Reactivation or regeneration |
C01B 32/39
|
Apparatus for the preparation thereof |
C01B 32/40
|
Carbon monoxide |
C01B 32/50
|
Carbon dioxide |
C01B 32/55
|
Solidifying |
C01B 32/60
|
Preparation of carbonates or bicarbonates in general |
C01B 32/70
|
Compounds containing carbon and sulfur, e.g. thiophosgene |
C01B 32/72
|
Carbon disulfide |
C01B 32/75
|
Preparation by reacting sulfur or sulfur compounds with hydrocarbons |
C01B 32/77
|
Carbon oxysulfide |
C01B 32/80
|
Phosgene |
C01B 32/90
|
Carbides |
C01B 32/97
|
Preparation from SiO or SiO2 |
C01B 32/152
|
Fullerenes |
C01B 32/154
|
Preparation |
C01B 32/156
|
After-treatment |
C01B 32/158
|
Carbon nanotubes |
C01B 32/159
|
Carbon nanotubes single-walled |
C01B 32/162
|
Preparation characterised by catalysts |
C01B 32/164
|
Preparation involving continuous processes |
C01B 32/166
|
Preparation in liquid phase |
C01B 32/168
|
After-treatment |
C01B 32/172
|
Sorting |
C01B 32/174
|
Derivatisation; Solubilisation; Dispersion in solvents |
C01B 32/176
|
Cutting |
C01B 32/178
|
Opening; Filling |
C01B 32/182
|
Graphene |
C01B 32/184
|
Preparation |
C01B 32/186
|
Preparation by chemical vapour deposition [CVD] |
C01B 32/188
|
Preparation by epitaxial growth |
C01B 32/192
|
Preparation by exfoliation starting from graphitic oxides |
C01B 32/194
|
After-treatment |
C01B 32/196
|
Purification |
C01B 32/198
|
Graphene oxide |
C01B 32/205
|
Preparation |
C01B 32/215
|
Purification; Recovery or purification of graphite formed in iron making, e.g. kish graphite |
C01B 32/225
|
Expansion; Exfoliation |
C01B 32/306
|
Active carbon with molecular sieve properties |
C01B 32/312
|
Preparation |
C01B 32/318
|
Preparation characterised by the starting materials |
C01B 32/324
|
Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor |
C01B 32/336
|
Preparation characterised by gaseous activating agents |
C01B 32/342
|
Preparation characterised by non-gaseous activating agents |
C01B 32/348
|
Metallic compounds |
C01B 32/354
|
After-treatment |
C01B 32/366
|
Reactivation or regeneration by physical processes, e.g. by irradiation, by using electric current passing through carbonaceous feedstock or by using recyclable inert heating bodies |
C01B 32/372
|
Coating; Grafting; Microencapsulation |
C01B 32/378
|
Purification |
C01B 32/384
|
Granulation |
C01B 32/907
|
Oxycarbides; Sulfocarbides; Mixture of carbides |
C01B 32/914
|
Carbides of single elements |
C01B 32/921
|
Titanium carbide |
C01B 32/928
|
Carbides of actinides |
C01B 32/935
|
Carbides of alkali metals, strontium, barium or magnesium |
C01B 32/942
|
Calcium carbide |
C01B 32/949
|
Tungsten or molybdenum carbides |
C01B 32/956
|
Silicon carbide |
C01B 32/963
|
Preparation from compounds containing silicon |
C01B 32/977
|
Preparation from organic compounds containing silicon |
C01B 32/984
|
Preparation from elemental silicon |
C01B 32/991
|
Boron carbide |
C01B 33/00
|
Silicon; Compounds thereof |
C01B 33/02
|
Silicon |
C01B 33/03
|
Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition of silicon halides or halosilanes or reduction thereof with hydrogen as the only reducing agent |
C01B 33/04
|
Hydrides of silicon |
C01B 33/06
|
Metal silicides |
C01B 33/08
|
Compounds containing halogen |
C01B 33/10
|
Compounds containing silicon, fluorine, and other elements |
C01B 33/12
|
Silica; Hydrates thereof, e.g. lepidoic silicic acid |
C01B 33/14
|
Colloidal silica, e.g. dispersions, gels, sols |
C01B 33/16
|
Preparation of silica xerogels |
C01B 33/18
|
Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof |
C01B 33/20
|
Silicates |
C01B 33/021
|
Preparation |
C01B 33/22
|
Magnesium silicates |
C01B 33/023
|
Preparation by reduction of silica or silica-containing material |
C01B 33/24
|
Alkaline earth metal silicates |
C01B 33/025
|
Preparation by reduction of silica or silica-containing material with carbon or a solid carbonaceous material, i.e. carbo-thermal process |
C01B 33/26
|
Aluminium-containing silicates |
C01B 33/027
|
Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material |
C01B 33/029
|
Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition of monosilane |
C01B 33/031
|
Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition of silicon halides or halosilanes or reduction thereof with hydrogen as the only reducing agent by decomposition of silicon tetraiodide |
C01B 33/32
|
Alkali metal silicates |
C01B 33/033
|
Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by reduction of silicon halides or halosilanes with a metal or a metallic alloy as the only reducing agents |
C01B 33/035
|
Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition or reduction of gaseous or vaporised silicon compounds in the presence of heated filaments of silicon, carbon or a refractory metal, e.g. tantalum or tungsten, or in the presence of heated silicon rods on which the formed silicon is |
C01B 33/36
|
Silicates having base-exchange properties but not having molecular sieve properties |
C01B 33/037
|
Purification |
C01B 33/38
|
Layered base-exchange silicates, e.g. clays, micas or alkali metal silicates of kenyaite or magadiite type |
C01B 33/039
|
Purification by conversion of the silicon into a compound, optional purification of the compound, and reconversion into silicon |
C01B 33/40
|
Clays |
C01B 33/42
|
Micas |
C01B 33/44
|
Products obtained from layered base-exchange silicates by ion-exchange with organic compounds such as ammonium, phosphonium or sulfonium compounds or by intercalation of organic compounds, e.g. organoclay material |
C01B 33/46
|
Amorphous silicates, e.g. so-called "amorphous zeolites" |
C01B 33/107
|
Halogenated silanes |
C01B 33/113
|
Silicon oxides; Hydrates thereof |
C01B 33/141
|
Preparation of hydrosols or aqueous dispersions |
C01B 33/142
|
Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates |
C01B 33/143
|
Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates |
C01B 33/145
|
Preparation of hydroorganosols, organosols or dispersions in an organic medium |
C01B 33/146
|
After-treatment of sols |
C01B 33/148
|
Concentration; Drying; Dehydration; Stabilisation; Purification |
C01B 33/149
|
Coating |
C01B 33/151
|
After-treatment of sols by progressively adding a sol to a different sol, i.e. "build up" of particles using a "heel" |
C01B 33/152
|
Preparation of hydrogels |
C01B 33/154
|
Preparation of hydrogels by acidic treatment of aqueous silicate solutions |
C01B 33/155
|
Preparation of hydroorganogels or organogels |
C01B 33/157
|
After-treatment of gels |
C01B 33/158
|
Purification; Drying; Dehydrating |
C01B 33/159
|
Coating or hydrophobisation |
C01B 33/187
|
Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates |
C01B 33/193
|
Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates |
C01B 35/00
|
Boron; Compounds thereof |
C01B 35/02
|
Boron; Borides |
C01B 35/04
|
Metal borides |
C01B 35/06
|
Boron halogen compounds |
C01B 35/08
|
Compounds containing boron and nitrogen, phosphorus, oxygen, sulfur, selenium or tellurium |
C01B 35/10
|
Compounds containing boron and oxygen |
C01B 35/12
|
Borates |
C01B 35/14
|
Compounds containing boron and nitrogen, phosphorus, sulfur, selenium or tellurium |
C01B 35/16
|
Compounds containing direct bonding between two boron atoms, e.g. Cl2B—BCl2 |
C01B 35/18
|
Compounds containing three or more boron atoms, e.g. NaB3H8, MgB10Br10 |
C01B 37/00
|
Compounds having molecular sieve properties but not having base-exchange properties |
C01B 37/02
|
Crystalline silica-polymorphs, e.g. silicalites |
C01B 37/04
|
Aluminophosphates (APO compounds) |
C01B 37/06
|
Aluminophosphates containing other elements, e.g. metals, boron |
C01B 37/08
|
Silicoaluminophosphates (SAPO compounds) |
C01B 39/00
|
Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination |
C01B 39/02
|
Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof |
C01B 39/04
|
Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof using at least one organic template directing agent, e.g. an ionic quaternary ammonium compound or an aminated compound |
C01B 39/06
|
Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of other elements |
C01B 39/08
|
Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of other elements the aluminium atoms being wholly replaced |
C01B 39/10
|
Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of other elements the replacing atoms being phosphorus atoms |
C01B 39/12
|
Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of other elements the replacing atoms being boron atoms |
C01B 39/14
|
Type A |
C01B 39/16
|
Type A from aqueous solutions of an alkali metal aluminate and an alkali metal silicate excluding any other source of alumina or silica but seeds |
C01B 39/18
|
Type A from a reaction mixture containing at least one aluminium silicate or aluminosilicate of a clay type, e.g. kaolin or metakaolin or its exotherm modification or allophane |
C01B 39/20
|
Faujasite type, e.g. type X or Y |
C01B 39/22
|
Type X |
C01B 39/24
|
Type Y |
C01B 39/26
|
Mordenite type |
C01B 39/28
|
Phillipsite or harmotome type, e.g. type B |
C01B 39/30
|
Erionite or offretite type, e.g. zeolite T |
C01B 39/32
|
Type L |
C01B 39/34
|
Type ZSM-4 or type Ω |
C01B 39/36
|
Pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11 |
C01B 39/38
|
Type ZSM-5 |
C01B 39/40
|
Type ZSM-5 using at least one organic template directing agent |
C01B 39/42
|
Type ZSM-12 |
C01B 39/44
|
Ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38 |
C01B 39/46
|
Other types characterised by their X-ray diffraction pattern and their defined composition |
C01B 39/48
|
Other types characterised by their X-ray diffraction pattern and their defined composition using at least one organic template directing agent |
C01B 39/50
|
Zeolites wherein inorganic bases or salts occlude channels in the lattice framework, e.g. sodalite, cancrinite, nosean, hauynite |
C01B 39/52
|
Sodalites |
C01B 39/54
|
Phosphates, e.g. APO or SAPO compounds |